by the way, again, not a political science teacher. megyn: even the janitor? >> reporter: a math teacher. yeah. [laughter] the janitor apparently said something. megyn: hey, i hate that t-shirt too. do you mind? [laughter] wow. all right. thanks, trace. >> reporter: okay. megyn: i'm sure a lot of folks are not laughing. >>> well, a big time surprise on the campaign trail when four of governor romney's five sons show up 90 minutes ago at a conservative political event with a very special guest, and wait until you see this in three minutes. >>> and big news today breaking in the george zimmerman/trayvon martin shooting case, and it lands a major television network in kelly's court for its coverage. i'm only in my 60's... i've got a nice long life ahead. big plans. so when i found out medicare doesn't pay all my medical expenses, i got a medicare supplement insurance plan. [ male announcer ] if you're eligible for medicare, you may know it only covers about 80% of your part b medical expenses. the rest is up to you. call and find out about an aarp medicare supple